Update of /cvsroot/monetdb/sql/src/backends/monet5
In directory 23jxhf1.ch3.sourceforge.com:/tmp/cvs-serv5366/src/backends/monet5
Modified Files:
Tag: Feb2009
sql_optimizer.mx
Log Message:
disabled mitosis (not ready for production/release)
fixed bugs
2585592 Serial with order by is not working properly
First order then project, added check for project with order)
2582389 subtraction between two columns
Disabled pushing sort down, this causes problems when the sorted
column is used in other selection/projection results)
2581617 cardinality of expression is wrong
When optimizing we sometimes have to fixup the cardinality of
expressions
2523442 IS NULL handled wrong in searched CASE
The case condition column needs its null's removed.
2513620 subquery returns a table crash
Properly detect unexpected table results in the selection
2499537 SQL: time to implement BINOP
Done
Optimizer now also pushes select under cross-product
fixed bug in alter add index
fixed bug in "OR" handling, with views. These require a distinct over
their "%TID%" columns. These TID columns are usualy not include in a
view, but when used now they are re-introduced.
U sql_optimizer.mx
Index: sql_optimizer.mx
===================================================================
RCS file: /cvsroot/monetdb/sql/src/backends/monet5/sql_optimizer.mx,v
retrieving revision 1.203.2.1
retrieving revision 1.203.2.2
diff -u -d -r1.203.2.1 -r1.203.2.2
--- sql_optimizer.mx 10 Feb 2009 17:52:16 -0000 1.203.2.1
+++ sql_optimizer.mx 11 Feb 2009 19:35:44 -0000 1.203.2.2
@@ -446,7 +446,7 @@
"emptySet,"
/* "joinselect," */
/* "accessmode," not needed after patches to BKCappend */
- "mitosis,"
+ /* "mitosis," */
"aliases,"
/* "crack," */
/*"joinPath,"*/
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